2006 Toyota 4Runner Toyota 4Runner 2006

We are 103,000+ car owners sharing real-world car information.

Join Us

2006 Toyota 4Runner repairs by problem area

Engine (20%)

Transmission and Drivetrain (16%)

Brakes and Traction Control (19%)

Suspension and Steering (16%)

Electrical and Air Conditioning (19%)

Paint, Rust, Leaks, Rattles, and Trim (4%)

Other (5%)

Chart based on 147 repairs.
See TSBs and recalls for the 2006 Toyota 4Runner.

2006 Toyota 4Runner repair cost distribution

$2500+ (1%)

$1000 - $2499 (10%)

$500 - $999 (22%)

$100 - $499 (35%)

< $100 (33%)

Worried about potential repair costs? An extended warranty can provide peace of mind.

Chart based on 132 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2006 Toyota 4Runner

Engine not specified

Toyota 4Runner in Virginia, United States
Dec 2012 - Dec 2013
Oct 2013

111300 mi

US $450
calipers front 
Toyota 4Runner in Texas, United States
- Apr 2008
Apr 2008 Steering shaft replaced under warranty 
Toyota 4Runner in Virginia, United States
Feb 2008 - Mar 2010
Mar 2008

34000 mi

US $30
Driver's side front strut was ruptured and replaced under warranty. 

Return to top

2006 Toyota 4Runner 4dr SUV

260-horsepower 4.7L V8 5-speed automatic RWD

Toyota 4Runner in Florida, United States
Feb 2009 - Mar 2012
Jul 2010

71800 mi

US $79
Only had cold air coming out of right two a/c vents. 
Jan 2011

63200 mi

US $80
a/c not cold. found small leak. Added freon! 
Mar 2012

101000 mi
Rear differential noisy and going bad. 
Toyota 4Runner in Florida, United States
Aug 2012 - Jun 2018
Oct 2015

79200 mi

US $400
Power steering pump replaced, was making noise 
Toyota 4Runner in Florida, United States
Aug 2009 - Jul 2017
Jul 2017

93000 mi

US $300
O-2 sensor 

Return to top

2006 Toyota 4Runner 4dr SUV

260-horsepower 4.7L V8 5-speed automatic AWD w/low range

Toyota 4Runner in Montana, United States
Sep 2015 - Oct 2015
Oct 2015

142000 mi

US $100
Thermostat Stuck open. Flushed system and replaced Thermostat 
Toyota 4Runner in Pennsylvania, United States
May 2016 - Oct 2016
Aug 2016

184000 mi

US $500
Frozen brake calipers. Replaced all four. Replaced front brake lines. 
Oct 2016

185000 mi

US $100
Rusted hardware. Needed replacement. 
Toyota 4Runner in Saskatchewan, Canada
Feb 2011 - Jun 2018
Jun 2014

99200 mi

C $240
Broken parking brake cable pin on rear right wheel. 
Dec 2014

105400 mi

C $1200
Right rear brake calliper broken. Replaced. 
Jul 2016

118000 mi

C $90
Loose/rusted heat shield above muffler 
Sep 2017

133300 mi

C $450
Front right axle replaced due to failed cv boot 
Mar 2018

139500 mi

C $500
Seized rear caliper. Replaced both rear calipers, discs and pads. 
Toyota 4Runner in Georgia, United States
May 2011 - Jun 2018
Apr 2015

113500 mi

US $68
passenger side cv axle boot was torn. Bought complete new cv axle and installed myself. 
Sep 2016

135000 mi

US $265
Alternator failed. Replaced with toyota remanufactured. 
Toyota 4Runner in Iowa, United States
Apr 2013 - Oct 2016
Dec 2015

89000 mi

US $120
Waterpump / Timing belt replacement (90K Service) water pump had small leak. Lower skid plate shield bolts snapped during oil change due to oxidation. 
Mar 2016

90000 mi

US $450
Paint blistering off of wheels. Blasted and powdercoated. 
Toyota 4Runner in California, United States
Dec 2014 - Jun 2018
Aug 2015

127300 mi

US $50
CV boot ripped. Service plan offered to replace axel and CV boot. $50 deductible 
Dec 2015

138000 mi

US $755
Left shock needed replacement Right cv boot torn 
Nov 2016

154100 mi

US $500
cracked radiator. replaced with aftermarket. 
Toyota 4Runner in Florida, United States
Feb 2014 - Sep 2018
Mar 2014

60000 mi
Blown subwoofer HVAC control module needed to be replaced due to failed back light Clunking was heard in drive train, required lubrication through onboard zerk fittings. 
Sep 2018

111000 mi

US $100
TPMS sensor ran out of batteries, replaced sensor 
Toyota 4Runner in West Virginia, United States
Nov 2013 - Mar 2014
Nov 2013

151000 mi

US $475
Overdrive gear has gone out 
Dec 2013

153000 mi

US $250
Wheel bearings in both front wheels 
Toyota 4Runner in California, United States
May 2013 - Jun 2022
Dec 2015

118000 mi

US $5
Backlight in multi-functional display panel burned out. thought it would be a major problem, but it turned out to be an easy, ten-minute fix (from Youtube) and a light bulb cost of about $5. Dealer charges an hour. 
Toyota 4Runner in Alabama, United States
Dec 2012 - Jun 2022
Jan 2013

128200 mi
Replaced backlight for the climate control LCD. Factory Amplifier failed. 
Jul 2013

96700 mi

US $50
Replaced bad water inlet seal and thermostat. Roof rack cap fell off. 
Mar 2018

148000 mi

US $700
Power steering leak. Power steering hoses were replaced. 
Jun 2018

152000 mi

US $1000
Leaking steering rack replaced. 
Nov 2021

171000 mi

US $200
New battery installed 
Toyota 4Runner in Arizona, United States
Jan 2010 - Feb 2016
Nov 2010

70000 mi

US $100
Replaced all five window seals because original ones were dry rotted.  
Toyota 4Runner in California, United States
May 2008 - Mar 2015
Feb 2015

196400 mi

US $1500
EGR air pump and valve failure 
Toyota 4Runner in Alberta, Canada
Feb 2010 - Mar 2012
Jan 2010

44020 mi
Exaust maifold replace. Bought the vehicle used from the dealership and they said there was a small leak so they are replacing it so I do not know the cost. 
Dec 2010

61380 mi

C $1200
Pneumatic cylinder on air ride suspension corrosion extend warranty would not cover 
Oct 2011

68200 mi

C $500
Right side exhaust manifold replaced. Found out that the left side was also replace prior to me purchasing the vehicle. 
Mar 2012

77500 mi

C $2200
air conditioner compressor failure 
Toyota 4Runner in Washington, United States
Aug 2008 - Dec 2021
Nov 2008

29000 mi
Broken tab on right front driver's seat mount cover, therefore the plastic cover would not stay on. Dealer ordered a new part under warranty. Dealer will install when we return to WA from current trip. 
Dec 2008

32000 mi
Previously ordered interior trim part was installed by dealer. 
Apr 2012

67000 mi
The 4 bolts on the engine skid plate had been stripped from use of air wrench to remove and replace them during oil changes. 11 of 13 services had been done by selling dealer. They re-tapped and/or re-configure 3 of the 4 bolts at no charge. 
May 2016

107300 mi

US $500
Replaced leaking crank seal. 
Toyota 4Runner in North Dakota, United States
Jan 2021 - Jun 2022
Feb 2021

120000 mi

US $500
cv axels replaced 
Toyota 4Runner in Arizona, United States
Jul 2014 - Jul 2015
Jul 2014

110000 mi

US $1200
Replace alternator 
Toyota 4Runner in Alaska, United States
Feb 2008 - Jun 2013
Mar 2009

10000 mi
Replaced catalytic converters due to sulfur smell. 

Return to top

2006 Toyota 4Runner 4dr SUV

236-horsepower 4.0L V6 5-speed automatic RWD

Toyota 4Runner in Texas, United States
Sep 2015 - Mar 2020
Oct 2017

149000 mi

US $1500
DTC codes saying heated O2 sensor, actually two bad Cats. Cats and headers are 1 piece. Previous repair to Cats and welds from different metals, Possible air leak into exhaust flow damaged Cat's. Bought a set of Flowmater Cats installed as replacement. Should have done this repair earlier. Engine runs like new. 
Toyota 4Runner in Texas, United States
Mar 2017 - Sep 2018
May 2018

290000 mi

US $500
New brake rotors & pads.  New brackets for drivetrain. 
Toyota 4Runner in California, United States
Mar 2015 - Jul 2017
Jul 2016

94000 mi

US $832
oil leak, valve gasket and oil pan gasket replaced 
Toyota 4Runner in California, United States
Dec 2015 - Jun 2018
Jun 2017

172000 mi

US $100
Frozen Calipers 
Toyota 4Runner in Texas, United States
Jul 2009 - Jun 2022
Feb 2013

80000 mi

US $650
broken strut 
May 2016

115100 mi

US $430
alternator failed. 
Toyota 4Runner in Texas, United States
Sep 2010 - Dec 2013
Oct 2010

38000 mi
Clogged condensation drain. Clogged condensation drain. 
Mar 2011

48000 mi
Continuously clogging evaporator drain hose. Son had the idea to put something in the tube to prevent the clogging. Bent a nail and held in place with hose. No further clogs as of yet. 
Toyota 4Runner in Arizona, United States
Oct 2012 - Jun 2016
Aug 2013

123000 mi

US $150
Brake Light switch replacement 
Feb 2016

183000 mi

US $611
Steering angle sensor was failing and needed to be replaced 
Jun 2016

185000 mi

US $650
Rear axel sagging 

Return to top

2006 Toyota 4Runner 4dr SUV

236-horsepower 4.0L V6 5-speed automatic 4WD w/low range

Toyota 4Runner in California, United States
Feb 2021 - Dec 2022
Apr 2021

142000 mi

US $4500
Struts, tie rod(s)? Ball joint(s)? 
Toyota 4Runner in Oregon, United States
Jul 2014 - Jun 2018
Jan 2017

128802 mi

US $150
LEDs in left tail light were going out 
Toyota 4Runner in Massachusetts, United States
Feb 2015 - Apr 2017
Mar 2015

137000 mi
Muffler failed days after taking delivery of used vehicle. Implied 30 day warranty for state of Massachusetts on sale of used vehicle. 
Jun 2015

142000 mi

US $650
Passenger side front strut failed. Replaced both. 
Nov 2015

148000 mi

US $300
Oxygen sensor replaced 
Feb 2016

150700 mi

US $80
Heat shield for catalytic converter finally rusted off and fell into the drive shaft cavity, causing a horrible scraping sound. 
Sep 2016

160000 mi

US $695
Slipping, shuddering. Tech found shards of metal in transmission fluid Truck failed to start sometimes 
Dec 2016

180000 mi

US $180
Boot on axle ripped and exposed U-joint. Axle replaced. 
Toyota 4Runner in Ontario, Canada
Apr 2016 - Jul 2019
May 2016

73320 mi

C $150
pulsating in brakes caused by seized caliper (one of four pistons). replaced with new pads. pulsating is gone.  
Feb 2017

93000 mi

C $60
seized rear caliper replaced & pads 
Oct 2017

99820 mi
bypassed leaking cooler line under front skid plate. trans ran fine even though was down 2L! topped up & ran new copper line in place of steel 
Jan 2018

107880 mi

C $250
1 caliper seized. Brakes pulsating so new rotors & pads 
Toyota 4Runner in Washington, United States
Mar 2017 - Apr 2018
Mar 2017

110000 mi
Brakes make squeaking noise while braking lightly. Replaced "caliper parts kit". Fixed for approx 3-4 weeks. Vehicle will be returning for repair again. 
May 2017

112000 mi

US $1200
Brake noise was diagnosed as a failing wheel bearing that bent an axle shaft. Axle shaft and wheel bearing replaced, problem seems to be resolved. 
Apr 2018

117000 mi

US $100
Alternator failed, replaced with OEM refurbished 
Toyota 4Runner in New Jersey, United States
Sep 2014 - Jun 2022
Oct 2014

87200 mi

US $600
Driver and Passenger axles needed replace. 
Toyota 4Runner in New York, United States
Jul 2016 - Aug 2016
Aug 2016

113000 mi

US $1500
Heavy vibration in rear, pinion bearings and gears. Seal blew. Rear needed to be replaced. 
Toyota 4Runner in Arizona, United States
Jan 2016 - Jun 2019
Jun 2017

137000 mi

US $500
CV Joint boots completely torn open. Replaced both axles. 
Toyota 4Runner in New Hampshire, United States
Jul 2008 - Jul 2018
Jul 2018

60000 mi

US $1000
Brake Calipers replacement 
Toyota 4Runner in California, United States
Apr 2016 - Feb 2018
Apr 2016

158000 mi

US $1700
Head gasket, exhaust manifold 
Dec 2016

167000 mi

US $20
door actuator on 2 doors, I did the repair myself, this would have cost $1000 at the dealer FYI. 
May 2017

172000 mi

US $900
CV boot 
Toyota 4Runner in New Mexico, United States
Mar 2014 - Apr 2017
Oct 2015

147200 mi

US $400
Replaced alternator and serpentine belt. It seems that it was long overdue with 10 years and over 145K miles on it. 
Toyota 4Runner in Massachusetts, United States
Aug 2012 - Sep 2012
Sep 2012

143000 mi
Inner CV boot ripped Transmission cooler line ft under radiator, Radiator, Transmission fluid. Heat shield above muffler, Exhaust gasket all had to be replaced 
Toyota 4Runner in Colorado, United States
Sep 2009 - Jun 2011
Oct 2009

45000 mi

US $250
Remove and replace front tie rod ends Front left window regulator replaced. 
Toyota 4Runner in Massachusetts, United States
Oct 2009 - Mar 2010
Dec 2009

50000 mi

US $600
Seized calipers on front rotors. 
Toyota 4Runner in Georgia, United States
Feb 2010 - Jun 2015
Oct 2014

113700 mi

US $400
Replace driver side front wheel bearing 
Toyota 4Runner in Illinois, United States
Mar 2010 - Jun 2015
Mar 2013

119000 mi

US $300
front caliper pistons siezed. damaged rotors and brake pads. 
Jun 2013

125000 mi

US $186
Cooling system Radiator leaking at tank seam. Replace radiator and coolant. 
Mar 2015

152000 mi

US $95
replace right front caliper due to seized pistons. 
Toyota 4Runner in California, United States
Mar 2009 - Mar 2010
Apr 2009

47000 mi
replaced shocks. All four were leaking fluid. 
Toyota 4Runner in Texas, United States
Feb 2009 - Apr 2017
Mar 2013

118000 mi

US $15
Dashboard bulb 
Dec 2016

163000 mi

US $450
Front wheel bearings and hubs 
Toyota 4Runner in California, United States
Feb 2008 - Jun 2018
Aug 2016

101000 mi

US $460
Radiator Replaced 
Toyota 4Runner in Texas, United States
May 2008 - Mar 2012
Aug 2008

14000 mi
ABS, VSC and other brake related warning lights came on. Also had trouble getting out of 4WD with center differential locked. Dealer found no problem and reset computer. 
Oct 2008

17000 mi
Check engine and all brake lights came on. The problem was the carbon canister which was replaced. 
Toyota 4Runner in Michigan, United States
Aug 2008 - Mar 2015
Mar 2013

81000 mi

US $40
Exhaust tip rusted off muffler. 
Nov 2013

86100 mi
Drivers side Tie-rod replaced 
Apr 2014

89500 mi

US $350
Replaced Driver side and Passenger side Lower Control arms. Replaced Passenger side Tie Rod 
Sep 2014

94000 mi

US $250
Lower Piston on the calipers were frozen. Had to replace both Drivers and passenger side calipers 
Toyota 4Runner in California, United States
Jul 2014 - Jul 2018
Feb 2015

125000 mi

US $300
Boot had slight leak, cv joint still good so boots replaced only 
Aug 2015

141300 mi

US $400
Alternator went out 
May 2016

151600 mi

US $350
Rotors warped, calipers seized 
Jul 2018

169000 mi

US $650
XREAS system was shot, replaced entire suspension with conventional shocks/struts 3/4 CV boots leaking. Replaced both CV axles with OEM remanufactured axles Lower control arms replaced. Cam bolts seized 
Toyota 4Runner in New York, United States
Jun 2010 - Jul 2013
Mar 2011

54000 mi

US $100
Light bulb housing for page side fog light rusted. Light assembly ordered 
Jul 2012

62200 mi

US $680
Replaced brake pads and rotor in front. Rebuilt calipers (jammed) front and back. Bolt to fasten heat shield between muffler and underbody of car rusted. Heat shield fell onto muffler. Needed to be removed by dealer. 
Toyota 4Runner in Tennessee, United States
Feb 2012 - Nov 2019
Nov 2015

135000 mi

US $640
Lower piston on driver side front brake caliper froze. Likely cause is rust due to operation in mid-west winter road conditions. 
Apr 2016

141300 mi

US $150
O2 sensor fault- sensor 1 bank 1 
Jun 2016

143000 mi

US $440
Upstream o2 sensor- different than the one previously replaced, but on same side 
Sep 2017

151500 mi

US $500
Refreshed the A/C system. Blowing ice cold now. First time I've had to do this 
Jan 2018

155500 mi

US $995
Both front wheel bearings were replaced. They were grinding pretty hard for a few hundred miles. I only thought the passenger side was bad as it grinded harder when I turned left, but the maintenance guy replaced the passenger one first and it only lessened the noise a little bit. After replacing both it feels like a new car. Rear brake pads/rotors done at same time. Ready for another 100k miles now! 
Feb 2018

155000 mi

US $375
Alternator went bad. Lots of whining from the engine bay and the battery warning light came on. Drop in MPG as well. Fixed now! 
May 2019

167000 mi

US $2000
Replace calipers, lines, rotors, and pads all around. Majority of calipers were sticking (known issue on front calipers). Also topped off AC. 
Toyota 4Runner in Ohio, United States
Feb 2008 - Dec 2015
May 2014

150600 mi

US $500
Leaking gasket. 
Oct 2014

158000 mi

US $400
Front passenger wheel bearing had been making shuddering noise for several months. Replaced. 
Toyota 4Runner in Iowa, United States
Sep 2013 - Sep 2016
Sep 2013

91000 mi
Upon doing 100k mile service it was noted there was small leak in the radiator when filled FULL. If kept a little under full there was no issue. 
Toyota 4Runner in Kansas, United States
Oct 2011 - Sep 2016
Apr 2013

115800 mi

US $60
Worn out passenger front cv boot. Replaced cv axle. 
Oct 2013

124700 mi

US $500
Replaced front and rear shocks. 
Dec 2013

128000 mi

US $12
Replaced broken wheel stud. Replaced all 6 on passenger front hub. While the stud might have been over-tightened, they seem to be made of overly soft metal. 
Apr 2015

148500 mi

US $150
Stiff steering. I did a Power steering fluid flush with Toyota ATF. Did not help. Took the vehicle to Toyota. They agreed that the steering effort was above average. Replaced Power Steering pump. Intermediate shaft u-joint not rusty. 
Toyota 4Runner in Massachusetts, United States
Jun 2011 - Jun 2018
Nov 2011

86000 mi

US $10
Replaced all four rotors, brake pads, both front brake calipers (seized). Replaced LED backlight bulbs (burnt out) 
Jul 2013

103000 mi

US $400
Front calipers froze (2nd time). Replaced calipers, rotors, and pads. Transmission cooling lines corroded, leaking. 
Jun 2015

120000 mi

US $800
Replaced both front axles (torn CV boot) 
Jun 2017

141000 mi

US $300
Replaced exhaust 
Toyota 4Runner in New Jersey, United States
Dec 2010 - Sep 2017
Dec 2013

93000 mi

US $525
Both driver side and pass. front caliper pistons were seized up. This is the 2nd time the driver-front has been replaced. Well known weak spot on 4th gen 4runners. 
Apr 2017

144000 mi

US $1100
Frozen front calipers - again. Both front calipers pads and rotors replaced, rear pads and fluid flush. While apart I had a front CV axle replaced which had a torn boot for about 2 years (but was still driving fine). 
Toyota 4Runner in Ontario, Canada
Aug 2010 - May 2013
Dec 2012

104160 mi

C $200
The shields over the catalytic converter needed replacing. 
Toyota 4Runner in Colorado, United States
Dec 2010 - Jul 2013
Oct 2011

63000 mi

US $240
Put in new head lights, battery, spark plugs. Replaced rear wheel speed sensor. 
Toyota 4Runner in Missouri, United States
Apr 2011 - Sep 2012
Mar 2012

72000 mi

US $50
Hood shocks went bad. Hood would not stay open. 

Return to top

2006 Toyota 4Runner 4-door

6-cylinder automatic 4WD

Toyota 4Runner in Peru
Mar 2008 - Mar 2010
Apr 2008

46500 mi
Cold air from AC not blowing through driverĀ“s side, only blowing through passenger side. 

Return to top

See TrueDelta's information for all SUVs
See TrueDelta's information for all Toyota models.

2006 Toyota 4Runner Repair Histories

See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. To see how frequently 2006 Toyota 4Runner problems occur, check out our car reliability stats.